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(CZ) China Southern Airlines 6251 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(HRB) Harbin Taiping International Airport

Harbin, CN

(PVG) Shanghai Pudong International Airport

Shanghai, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
48
81%
Late
0
0%
Very Late
2
3%
Excessive
8
14%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
57.411764705882355
Standard Deviation
61.9
Min
0
Max
219

CZ 6251 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 81%
Average Delay Time 57.411764705882355 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 93% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 57.411764705882355 min
This flight has an average delay of 57.411764705882355 minutes with a standard deviation of 61.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.